Changes

==Description==

==Description==

Glassers disease is caused by the bacteria ...

Glassers disease is caused by the bacteria ''[[Haemophilus parasuis]]''

It is an acute systemic condition characterised by polyserositis, arthritis and meningitis. It is rapidly fatal in the acute form, in some cases animals die before the development of the lesions.

It is a systemic condition affecting pigs characterised by polyserositis, arthritis and meningitis. It is rapidly fatal in the acute form, in some cases animals die before the development of lesions.

==Signalment==

==Signalment==

==References==

==References==

*May cause suppurative [[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|broncho]][[Lungs Inflammatory - Pathology#Infectious causes of pneumonia|pneumonia]] and [[Pleural Cavity & Membranes Inflammatory - Pathology|pleuritis]] (as part of polyserositis)

*May cause suppurative [[Bronchi and Bronchioles Inflammatory - Pathology#Infectious causes of bronchitis or bronchiolitis|broncho]][[Lungs Inflammatory - Pathology#Infectious causes of pneumonia|pneumonia]] and [[Pleural Cavity & Membranes Inflammatory - Pathology|pleuritis]] (as part of polyserositis)

*Stress of mixing, weaning and adverse environmental conditions are predisposing to the disease

*Stress of mixing, weaning and adverse environmental conditions are predisposing to the disease

 

**Septicaemia

**Septicaemia

**Acute inflammation affecting pleua, peritoneum, mediastinum, pericardium, joints and meninges

**Acute inflammation affecting pleura, peritoneum, mediastinum, pericardium, joints and meninges

**Causes a polyserositis - pericarditis, [[Peritonitis|peritonitis]], pleurisy and meningitis - in pigs 3-10 weeks old

**Causes a polyserositis - pericarditis, [[Peritonitis|peritonitis]], pleurisy and meningitis

**Also causes suppurative [[Respiratory Bacterial Infections - Pathology#Glasser's disease|bronchopneumonia, pleuritis]],  [[Joints Inflammatory - Pathology#In Pigs|polyarthritis]] (also ''H. suis)

**Also causes suppurative [[Respiratory Bacterial Infections - Pathology#Glasser's disease|bronchopneumonia, pleuritis]],  [[Joints Inflammatory - Pathology#In Pigs|polyarthritis]] (also ''H. suis)

**Expressed lesions vary between animals - meningitis is most consistent, arthritis in 20% of cases

 

**Fever, general malaise, repsiratory and abdominal signs, lameness, paralysis or convulsions. Expressed lesions vary between animals - meningitis is most consistent, arthritis in 20% of cases

 

**Sporadic outbreaks in the UK

**Sporadic outbreaks in the UK

**Morbidity and mortality often low due to widespread acquired resistance

**Morbidity and mortality often low due to widespread acquired resistance